Note 3: Securities: Other Securities Policy: Pooled Trust Preferred Securities (Details) $ in Thousands	Mar. 31, 2018 USD ($)
Details
Number of Pooled Trust Preferred Securities	2
Fair Value of Pooled Trust Preferred Securities Held	$ 750
Unrealized Losses on Pooled Trust Preferred Securities in a Continuous Unrealized Loss Position for 12 Months or More	$ 221

Represents the monetary amount of Unrealized Losses on Pooled Trust Preferred Securities in a Continuous Unrealized Loss Position for 12 Months or More, as of the indicated date.

No definition available.

Name:	fil_UnrealizedLossesOnPooledTrustPreferredSecuritiesInAContinuousUnrealizedLossPositionFor12MonthsOrMore
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant